What are Isaac Asimov's Law of Robotics?

1st Law: A robot may not injure a human being, or, through inaction, allow a human being to come to harm. 2nd Law: A robot must obey orders given it by human beings, except where such orders would conflict with the First Law. 3rd Law: A robot must protect its own existence as long as such protection does not conflict with the First or Second Law. sciece sucks